United Kingdom, July 13 -- Microsoft has revealed its carbon emissions increased by more than 25 per cent in 2025, highlighting the environmental cost of its accelerating investment in artificial intelligence and cloud infrastructure.

In its latest sustainability report, the tech giant said its total greenhouse gas emissions across Scopes 1, 2 and 3 rose from 16.2 million metric tonnes in FY24 to 20.3 million metric tonnes in FY25, a year-over-year increase of 25.1 per cent.

The company attributed the rise primarily to the rapid expansion of its global data centre footprint, which is being built to meet soaring demand for AI services.

Microsoft said: "Our total emissions (Scopes 1, 2, and 3) increased 25% year over year, driven primari...